/Engine/Source/Runtime/Engine/Public/Rendering/SkeletalMeshLODImporterData.h
Fill the data: Create the SortedPosition use to find exact match (position) Create the wedge position octree to find the closest position, we use this when there is no exact match The targetPositions is use to to max out the octree bounding box to both the source and target geometry
static void FillWedgePosition ( [FWedgePosition](API\Runtime\Engine\Rendering\FWedgePosition) & OutOverlappingPosition, const [TArray](API\Runtime\Core\Containers\TArray)< FVector3f > & Positions, const [TArray](API\Runtime\Core\Containers\TArray)< [SkeletalMeshImportData::FVertex](API\Runtime\Engine\Rendering\FVertex) > Wedges, const [TArray](API\Runtime\Core\Containers\TArray)< FVector3f > & TargetPositions, float ComparisonThreshold )